<!--用车申请页-->
<template>
  <div style="height: 6vh;background-color:#fff;padding:10px 20px;">
    <span style="line-height:60px;font-size:20px;">申请单列表</span>
    <el-button type="primary" style="float:right;margin-top:13px;" @click="addApplicationDialogVisible=true">申请用车</el-button>
  </div>
  <!-- 申请用车弹窗 -->
  <el-dialog title="创建申请单" v-model="addApplicationDialogVisible" style="width:1000px;padding:40px;">
    <el-form label-width="80px" label-position="top">
      <el-row :gutter="30">
        <el-col :span="12">
          <!--  用车人是当前登录人，需要localStorage中获取用户名-->
          <el-form-item label="用车人" >
            <el-input readonly :value="user.username"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="使用时间">
            <el-date-picker
                type="datetimerange"
                range-separator="至"
                start-placeholder="开始日期"
                end-placeholder="结束日期"
                value-format="YYYY-MM-DD HH:mm:ss"
                format="YYYY-MM-DD HH:mm:ss"
                v-model="times"
            ></el-date-picker>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车辆出发地">
            <el-input placeholder="请输入" v-model="addForm.departureAddr"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="车辆目的地">
            <el-input placeholder="请输入" v-model="addForm.destinationAddr"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="用车事由">
            <el-input placeholder="请输入" type="textarea" resize="none" :rows="3"
                      v-model="addForm.reason"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="备注">
            <el-input placeholder="请输入" type="textarea" resize="none" :rows="3"
            v-model="addForm.remark"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="驾照">
            <el-upload
                v-model:file-list="fileList"
                action="http://localhost:8080/v1/file/upload"
                name="file"
                :limit="1"
                list-type="picture-card"
                :on-preview="handlePictureCardPreview"
                :on-remove="handleRemove"
            >
              <el-icon><Plus /></el-icon>
            </el-upload>

            <el-dialog v-model="dialogVisible">
              <img w-full :src="dialogImageUrl" />
            </el-dialog>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="审批人">
            <el-row :gutter="10">
              <el-col :span="12" v-if="auditUserOpts.length>0">
                <el-tag type="primary">
                  <el-icon style="margin-right:5px;position:relative;top:2px;">
                    <User/>
                  </el-icon>
                  <span>{{auditUserOpts[0].username}}</span>
                </el-tag>
              </el-col>
              <el-col :span="12" v-if="auditUserOpts.length>1">
                <el-tag type="primary">
                  <el-icon style="margin-right:5px;position:relative;top:2px;">
                    <User/>
                  </el-icon>
                  <span>{{auditUserOpts[1].username}}</span>
                </el-tag>
              </el-col>
            </el-row>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    <template #footer>
      <el-button @click="handleClose">取消</el-button>
      <el-button type="primary" @click="addApplication">确定</el-button>
    </template>
  </el-dialog>

  <!-- 用车申请列表 搜索卡片 -->
  <el-card style="margin: 20px;">
    <el-form style="padding-top:10px;">
      <el-row :gutter="30">
        <el-col :span="5">
          <el-form-item label="出发地">
            <el-input placeholder="请输入出发地" v-model="searchApplication.departureAddr"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="5">
          <el-form-item label="目的地">
            <el-input placeholder="请输入目的地" v-model="searchApplication.destinationAddr"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="5">
          <el-form-item label="申请单状态" v-model="searchApplication.status">
            <el-select placeholder="请选择">
              <el-option label="已发起" value="10"></el-option>
              <el-option label="撤销" value="20"></el-option>
              <el-option label="审核中" value="30"></el-option>
              <el-option label="驳回" value="40"></el-option>
              <el-option label="已通过" value="50"></el-option>
              <el-option label="分配用车" value="60"></el-option>
              <el-option label="工单结束" value="70"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="5">
          <el-form-item>
            <el-button @click="resetSearch">重置</el-button>
            <el-button type="primary" @click="loadApplication">查询</el-button>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
  </el-card>
  <!-- 用车申请表格 -->
  <el-card style="margin:20px">
    <el-table :data="tableData">
      <el-table-column type="index" width="80" align="center" prop="id" label="编号"></el-table-column>
      <el-table-column align="center" prop="username" label="申请人"></el-table-column>
      <el-table-column align="center" prop="departureAddr" label="出发地"></el-table-column>
      <el-table-column align="center" prop="destinationAddr" label="目的地"></el-table-column>
      <el-table-column align="center" prop="reason" label="用车原因"></el-table-column>
      <el-table-column align="center" prop="auditUsernameList" label="审批人"></el-table-column>
      <el-table-column align="center" prop="startTime" label="使用开始时间"></el-table-column>
      <el-table-column align="center" prop="endTime" label="使用结束时间"></el-table-column>
      <el-table-column align="center" prop="status" label="申请单状态" :formatter="appStatusFormatter"></el-table-column>
      <el-table-column label="操作" width="120" align="center">
        <template #default="scope">
          <el-button type="primary" size="small" link
          :disabled="scope.row.status!=10" @click="cancel(scope.row.id)">撤销</el-button>
        </template>
      </el-table-column>
    </el-table>

  </el-card>
</template>
<script setup>
import {onMounted, ref} from "vue";
import {ElMessage} from "element-plus";
import axios from "axios";
import qs from "qs";
//定义变量控制创建申请单弹窗是否出现
const addApplicationDialogVisible = ref(false);


/**图片上传相关代码开始**/
const fileList = ref([]);
const dialogImageUrl = ref('');
const dialogVisible = ref(false);
//移除图片
const handleRemove = (uploadFile, uploadFiles) => {
  console.log(uploadFile, uploadFiles);
  let imgUrl = uploadFile.response.data;
  axios.post(BASE_URL+'/v1/file/remove?imgUrl='+imgUrl).then((response)=>{
    if (response.data.code==2000){
      ElMessage.success('删除成功!');
    }
  })
}
//图片上传后预览
const handlePictureCardPreview = (uploadFile) => {
  dialogVisible.value = true;
  console.log(uploadFile);
  dialogImageUrl.value= BASE_URL+uploadFile.response.data
}
/**图片上传相关代码结束**/

//获取当前登录用户
const user = ref(getUser());
//定义一个审批人的集合对象
const auditUserOpts = ref([]);
//定义一个用于存储审批人的id的集合
const auditUserIdList = ref([]);
const loadAuditUser=()=>{
  //获取当前用户的上级的id
  let parentId = user.value.parentId;
  //根据父id查询上级信息(调用后端查询用户信息)
  axios.get(BASE_URL+"/v1/user/select/audit/"+parentId).then(
      (response)=>{
        if(response.data.code==2000){
          auditUserOpts.value = response.data.data;
          for(let i=0;i<auditUserOpts.value.length;i++){
            auditUserIdList.value.push(auditUserOpts.value[i].id);
          }
        }
      }
  )
}

//定义一个用于保存起止时间的对象
const times=ref([]);
//定义一个用来保存申请表单的对象
const addForm = ref({
  departureAddr:'',//出发地
  destinationAddr:'',//目的地
  reason:'',//用车事由
  remark:''  //备注
})
//添加申请表单
const addApplication=()=>{
  //是否已经上次图片
  if(fileList.value.length==0){
    ElMessage.error("请上传图片")
  }
  //从上传图片中获取imgUrl，存储到addForm对象，传入后端存储
  addForm.value.imgUrl = fileList.value[0].response.data;
  addForm.value.userId = user.value.id;
  addForm.value.username = user.value.username;
  addForm.value.startTime = times.value[0]; //开始时间
  addForm.value.endTime = times.value[1]; //结束时间
  addForm.value.auditUserIdList = auditUserIdList.value; //审批人的id集合
  console.log(addForm.value);//输出看对象是否有值
  //上面申请表单的对象数据准备好了，传入后端进行数据库的新增
  //利用qs工具转换对象
  let data = qs.stringify(addForm.value);
  axios.post(BASE_URL+"/v1/application/save",data).then(
      (response)=>{
        if(response.data.code==2000){
          ElMessage.success("添加完成");
          //关闭申请用车的弹框并需要清空表单对象的信息(用车人和审批人除外)
          addApplicationDialogVisible.value = false;
          addForm.value = {};
          fileList.value = [];
          times.value = [];
          //加载数据
          loadApplication();
        }else {
          ElMessage.error(response.data.msg)
        }
      }
  )
}
//处理关闭弹框的函数
const handleClose = ()=>{
  //询问是否关闭弹窗
  if(confirm("您确定要关闭吗？")){
    //清空表单数据
    addApplicationDialogVisible.value = false;
    addForm.value = {};
    fileList.value = [];
    times.value = [];
  }
}
//查询申请表单的数据
const tableData= ref([]);
//定义查询条件对象
const  searchApplication =ref({
  departureAddr: '',
  destinationAddr: '',
  status:''
})
//定义查询申请表的方法
const loadApplication=()=>{
 let data = qs.stringify(searchApplication.value);
 axios.get(BASE_URL+"/v1/application/select?"+data).then((response)=>{
   if(response.data.code==2000){
     //将查询到的数据赋值给tableData
     tableData.value = response.data.data;
   }else {
     ElMessage.error(response.data.msg)
   }
 })
}
//状态码的格式化函数
const appStatusFormatter = (row, column,cellValue,index) => {
  if (cellValue==10){
    cellValue= '已发起';
  }else if (cellValue==20){
    cellValue= '撤销';
  }else if (cellValue==30){
    cellValue= '审核中';
  }else if (cellValue==40){
    cellValue= '驳回';
  }else if (cellValue==50){
    cellValue= '已通过';
  }else if (cellValue==60){
    cellValue= '分配用车';
  }else if (cellValue==70){
    cellValue= '工单结束';
  }
  return cellValue;
}
//重置方法
const resetSearch=()=>{
  searchApplication.value={};
  loadApplication();
}
//撤销申请单
const cancel=(id)=>{
  axios.post(BASE_URL+"/v1/application/cancel/"+id).then((response)=>{
    if(response.data.code==2000){
      ElMessage.success("申请单已撤销")
      loadApplication();
    }else {
      ElMessage.error(response.data.msg)
    }
  })
}
//主动加载
//自动加载审批人集合
onMounted(()=>{
  loadAuditUser();
  loadApplication();
})
</script>